Triple

T946826
Position Surface form Disambiguated ID Type / Status
Subject Beaver County E20430 entity
Predicate hasHistoricBridge P386 FINISHED
Object Ambridge–Aliquippa Bridge
The Ambridge–Aliquippa Bridge is a historic steel truss bridge spanning the Ohio River in western Pennsylvania, connecting the communities of Ambridge and Aliquippa.
E238620 NE FINISHED

How this triple was built (5 steps)

Every LLM step that produced this triple, in pipeline order — named-entity classification, the disambiguation choices (the exact options shown, with the pick highlighted), and the generated description. The batch + timestamp of each is in the Provenance table below.

NER Named-entity recognition gpt-5-mini
Instruction
Given a phrase, classify it is english named entity (e.g., persons, organizations, works of art) in Latin script, or not (e.g., literals, dates, URLs, verbose phrases). For disambiguation, the statement where the phrase occurs as object is also given. Please return a JSON object with `phrase` (string, the phrase being analyzed) and `is_ne` (boolean, indicating whether the phrase is a Named Entity).
Input
Phrase: Ambridge–Aliquippa Bridge | Statement: [Beaver County, hasHistoricBridge, Ambridge–Aliquippa Bridge]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Ambridge–Aliquippa Bridge
Context triple: [Beaver County, hasHistoricBridge, Ambridge–Aliquippa Bridge]
  • A. Panhandle Bridge at Pittsburgh
    The Panhandle Bridge at Pittsburgh is a historic railroad bridge over the Monongahela River that once carried major Pennsylvania Railroad and successor passenger trains into downtown Pittsburgh.
  • B. Cincinnati–Covington Bridge
    The Cincinnati–Covington Bridge is a historic 19th-century suspension bridge over the Ohio River, renowned as a pioneering precursor to the Brooklyn Bridge and a major engineering achievement of its era.
  • C. Maurice J. Tobin Memorial Bridge
    The Maurice J. Tobin Memorial Bridge is a major steel cantilever bridge in Boston, Massachusetts, carrying U.S. Route 1 over the Mystic River between Charlestown and Chelsea.
  • D. Benjamin Franklin Bridge
    The Benjamin Franklin Bridge is a major suspension bridge connecting Philadelphia, Pennsylvania, and Camden, New Jersey, serving as a key transportation link across the Delaware River.
  • E. Sagamore Bridge
    Sagamore Bridge is a major highway bridge in Massachusetts that carries traffic over the Cape Cod Canal, serving as one of the primary gateways to Cape Cod.
  • F. None of above. chosen
  • G. Unsure - the case is ambiguous/there is not enough information to decide.
NEDg Description generation gpt-5.1
Instruction
Generate a one-sentence description of the target entity. 
You are given a context triple in the form (subject, predicate, object), where the object is the target entity. 
# Instructions
Use the triple to infer relevant information about the entity. Describe the entity based on what is most defining, well-known. 
Avoid repeating the information from the triple, unless really essential.
# Response Format
Return only the sentence: "Description: [one-sentence description of the target entity]"
Input
Entity: Ambridge–Aliquippa Bridge
Triple: [Beaver County, hasHistoricBridge, Ambridge–Aliquippa Bridge]
Generated description
The Ambridge–Aliquippa Bridge is a historic steel truss bridge spanning the Ohio River in western Pennsylvania, connecting the communities of Ambridge and Aliquippa.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Ambridge–Aliquippa Bridge
Target entity description: The Ambridge–Aliquippa Bridge is a historic steel truss bridge spanning the Ohio River in western Pennsylvania, connecting the communities of Ambridge and Aliquippa.
  • A. Panhandle Bridge at Pittsburgh
    The Panhandle Bridge at Pittsburgh is a historic railroad bridge over the Monongahela River that once carried major Pennsylvania Railroad and successor passenger trains into downtown Pittsburgh.
  • B. Cincinnati–Covington Bridge
    The Cincinnati–Covington Bridge is a historic 19th-century suspension bridge over the Ohio River, renowned as a pioneering precursor to the Brooklyn Bridge and a major engineering achievement of its era.
  • C. Maurice J. Tobin Memorial Bridge
    The Maurice J. Tobin Memorial Bridge is a major steel cantilever bridge in Boston, Massachusetts, carrying U.S. Route 1 over the Mystic River between Charlestown and Chelsea.
  • D. Benjamin Franklin Bridge
    The Benjamin Franklin Bridge is a major suspension bridge connecting Philadelphia, Pennsylvania, and Camden, New Jersey, serving as a key transportation link across the Delaware River.
  • E. Sagamore Bridge
    Sagamore Bridge is a major highway bridge in Massachusetts that carries traffic over the Cape Cod Canal, serving as one of the primary gateways to Cape Cod.
  • F. None of above. chosen
PD Predicate disambiguation gpt-5-mini-2025-08-07
Target predicate: hasHistoricBridge
Context triple: [Beaver County, hasHistoricBridge, Ambridge–Aliquippa Bridge]
  • A. isHistoric
    Indicates that something has significant importance or relevance in history, often due to its age, impact, or role in past events.
  • B. hasNumberOfBridges
    Indicates the quantitative relationship specifying how many bridges are associated with a given entity.
  • C. hasMajorBridge chosen
    Indicates that one entity possesses or includes a primary or significant bridge associated with it.
  • D. hasBridgeSection
    Indicates that one entity includes or is associated with a specific bridge section as a distinct part or component.
  • E. hasHistoricalEntity
    Indicates a relationship where one entity includes, references, or is associated with another entity that existed or is defined in a past historical context.
  • F. None of above.

Provenance (6 batches)

The batch behind each pipeline step, in order, with when it ran. Timestamps are batch-level — stages were processed in waves, so the object chain (NER → NED1 → NEDg → NED2) reads in order, but predicate / elicitation batches can sit in a different wave.

Step Stage Batch ID Status When
creating Elicitation batch_69a493b0f2fc81908cd227480a5356a1 completed March 1, 2026, 7:29 p.m.
NER Named-entity recognition batch_69a4b3bcad2481908b83575b2fb80d14 completed March 1, 2026, 9:46 p.m.
NED1 Entity disambiguation (via context triple) batch_69ae589f5c588190a207ffa2691490b7 completed March 9, 2026, 5:20 a.m.
NEDg Description generation batch_69ae59892b848190a9cc8b086647ff14 completed March 9, 2026, 5:24 a.m.
NED2 Entity disambiguation (via description) batch_69ae59ff1234819083bbfdce270cb584 completed March 9, 2026, 5:26 a.m.
PD Predicate disambiguation batch_69a4b29f05f481908814bd11f235e9d0 completed March 1, 2026, 9:41 p.m.
Created at: March 1, 2026, 7:40 p.m.